Monroe County, New York
Monroe County is a county in the western part of the state of New York, in the United States. The county is along Lake Ontario's southern shore. As of 2017, Monroe County's population was 747,642. Its county seat is the city of Rochester. The county is named after James Monroe, the fifth President of the United States.
Monroe County was founded in 1821.
- "State & County QuickFacts". United States Census Bureau. Archived from the original on July 15, 2011. Retrieved October 12, 2013.
- "Find a County". National Association of Counties. Retrieved 2011-06-07.
- Gannett, Henry (1905). The Origin of Certain Place Names in the United States. U.S. Government Printing Office. p. 212.